
#ifndef ARES_NAMESER_H
#define ARES_NAMESER_H

/* header file provided by liren@vivisimo.com */

#ifndef HAVE_ARPA_NAMESER_H

#define NS_PACKETSZ 512 /* maximum packet size */
#define NS_MAXDNAME 256 /* maximum domain name */
#define NS_MAXCDNAME 255 /* maximum compressed domain name */
#define NS_MAXLABEL 63
#define NS_HFIXEDSZ 12 /* #/bytes of fixed data in header */
#define NS_QFIXEDSZ 4 /* #/bytes of fixed data in query */
#define NS_RRFIXEDSZ 10 /* #/bytes of fixed data in r record */
#define NS_INT16SZ 2
#define NS_INADDRSZ 4
#define NS_IN6ADDRSZ 16
#define NS_CMPRSFLGS 0xc0 /* Flag bits indicating name compression. */
#define NS_DEFAULTPORT 53 /* For both TCP and UDP. */

typedef enum __ns_class {
    ns_c_invalid = 0, /* Cookie. */
    ns_c_in = 1, /* Internet. */
    ns_c_2 = 2, /* unallocated/unsupported. */
    ns_c_chaos = 3, /* MIT Chaos-net. */
    ns_c_hs = 4, /* MIT Hesiod. */
    /* Query class values which do not appear in resource records */
    ns_c_none = 254, /* for prereq. sections in update requests */
    ns_c_any = 255, /* Wildcard match. */
    ns_c_max = 65536
} ns_class;

typedef enum __ns_type {
    ns_t_invalid = 0, /* Cookie. */
    ns_t_a = 1, /* Host address. */
    ns_t_ns = 2, /* Authoritative server. */
    ns_t_md = 3, /* Mail destination. */
    ns_t_mf = 4, /* Mail forwarder. */
    ns_t_cname = 5, /* Canonical name. */
    ns_t_soa = 6, /* Start of authority zone. */
    ns_t_mb = 7, /* Mailbox domain name. */
    ns_t_mg = 8, /* Mail group member. */
    ns_t_mr = 9, /* Mail rename name. */
    ns_t_null = 10, /* Null resource record. */
    ns_t_wks = 11, /* Well known service. */
    ns_t_ptr = 12, /* Domain name pointer. */
    ns_t_hinfo = 13, /* Host information. */
    ns_t_minfo = 14, /* Mailbox information. */
    ns_t_mx = 15, /* Mail routing information. */
    ns_t_txt = 16, /* Text strings. */
    ns_t_rp = 17, /* Responsible person. */
    ns_t_afsdb = 18, /* AFS cell database. */
    ns_t_x25 = 19, /* X_25 calling address. */
    ns_t_isdn = 20, /* ISDN calling address. */
    ns_t_rt = 21, /* Router. */
    ns_t_nsap = 22, /* NSAP address. */
    ns_t_nsap_ptr = 23, /* Reverse NSAP lookup (deprecated). */
    ns_t_sig = 24, /* Security signature. */
    ns_t_key = 25, /* Security key. */
    ns_t_px = 26, /* X.400 mail mapping. */
    ns_t_gpos = 27, /* Geographical position (withdrawn). */
    ns_t_aaaa = 28, /* Ip6 Address. */
    ns_t_loc = 29, /* Location Information. */
    ns_t_nxt = 30, /* Next domain (security). */
    ns_t_eid = 31, /* Endpoint identifier. */
    ns_t_nimloc = 32, /* Nimrod Locator. */
    ns_t_srv = 33, /* Server Selection. */
    ns_t_atma = 34, /* ATM Address */
    ns_t_naptr = 35, /* Naming Authority PoinTeR */
    ns_t_kx = 36, /* Key Exchange */
    ns_t_cert = 37, /* Certification record */
    ns_t_a6 = 38, /* IPv6 address (deprecates AAAA) */
    ns_t_dname = 39, /* Non-terminal DNAME (for IPv6) */
    ns_t_sink = 40, /* Kitchen sink (experimentatl) */
    ns_t_opt = 41, /* EDNS0 option (meta-RR) */
    ns_t_apl = 42, /* Address prefix list (RFC3123) */
    ns_t_ds = 43, /* Delegation Signer (RFC4034) */
    ns_t_sshfp = 44, /* SSH Key Fingerprint (RFC4255) */
    ns_t_rrsig = 46, /* Resource Record Signature (RFC4034) */
    ns_t_nsec = 47, /* Next Secure (RFC4034) */
    ns_t_dnskey = 48, /* DNS Public Key (RFC4034) */
    ns_t_tkey = 249, /* Transaction key */
    ns_t_tsig = 250, /* Transaction signature. */
    ns_t_ixfr = 251, /* Incremental zone transfer. */
    ns_t_axfr = 252, /* Transfer zone of authority. */
    ns_t_mailb = 253, /* Transfer mailbox records. */
    ns_t_maila = 254, /* Transfer mail agent records. */
    ns_t_any = 255, /* Wildcard match. */
    ns_t_zxfr = 256, /* BIND-specific, nonstandard. */
    ns_t_max = 65536
} ns_type;

typedef enum __ns_opcode {
    ns_o_query = 0, /* Standard query. */
    ns_o_iquery = 1, /* Inverse query (deprecated/unsupported). */
    ns_o_status = 2, /* Name server status query (unsupported). */
    /* Opcode 3 is undefined/reserved. */
    ns_o_notify = 4, /* Zone change notification. */
    ns_o_update = 5, /* Zone update message. */
    ns_o_max = 6
} ns_opcode;

typedef enum __ns_rcode {
    ns_r_noerror = 0, /* No error occurred. */
    ns_r_formerr = 1, /* Format error. */
    ns_r_servfail = 2, /* Server failure. */
    ns_r_nxdomain = 3, /* Name error. */
    ns_r_notimpl = 4, /* Unimplemented. */
    ns_r_refused = 5, /* Operation refused. */
    /* these are for BIND_UPDATE */
    ns_r_yxdomain = 6, /* Name exists */
    ns_r_yxrrset = 7, /* RRset exists */
    ns_r_nxrrset = 8, /* RRset does not exist */
    ns_r_notauth = 9, /* Not authoritative for zone */
    ns_r_notzone = 10, /* Zone of record different from zone section */
    ns_r_max = 11,
    /* The following are TSIG extended errors */
    ns_r_badsig = 16,
    ns_r_badkey = 17,
    ns_r_badtime = 18
} ns_rcode;

#endif /* HAVE_ARPA_NAMESER_H */

#ifndef HAVE_ARPA_NAMESER_COMPAT_H

#define PACKETSZ NS_PACKETSZ
#define MAXDNAME NS_MAXDNAME
#define MAXCDNAME NS_MAXCDNAME
#define MAXLABEL NS_MAXLABEL
#define HFIXEDSZ NS_HFIXEDSZ
#define QFIXEDSZ NS_QFIXEDSZ
#define RRFIXEDSZ NS_RRFIXEDSZ
#define INDIR_MASK NS_CMPRSFLGS
#define NAMESERVER_PORT NS_DEFAULTPORT

#define QUERY ns_o_query

#define SERVFAIL ns_r_servfail
#define NOTIMP ns_r_notimpl
#define REFUSED ns_r_refused
#undef NOERROR /* it seems this is already defined in winerror.h */
#define NOERROR ns_r_noerror
#define FORMERR ns_r_formerr
#define NXDOMAIN ns_r_nxdomain

#define C_IN ns_c_in
#define C_CHAOS ns_c_chaos
#define C_HS ns_c_hs
#define C_NONE ns_c_none
#define C_ANY ns_c_any

#define T_A ns_t_a
#define T_NS ns_t_ns
#define T_MD ns_t_md
#define T_MF ns_t_mf
#define T_CNAME ns_t_cname
#define T_SOA ns_t_soa
#define T_MB ns_t_mb
#define T_MG ns_t_mg
#define T_MR ns_t_mr
#define T_NULL ns_t_null
#define T_WKS ns_t_wks
#define T_PTR ns_t_ptr
#define T_HINFO ns_t_hinfo
#define T_MINFO ns_t_minfo
#define T_MX ns_t_mx
#define T_TXT ns_t_txt
#define T_RP ns_t_rp
#define T_AFSDB ns_t_afsdb
#define T_X25 ns_t_x25
#define T_ISDN ns_t_isdn
#define T_RT ns_t_rt
#define T_NSAP ns_t_nsap
#define T_NSAP_PTR ns_t_nsap_ptr
#define T_SIG ns_t_sig
#define T_KEY ns_t_key
#define T_PX ns_t_px
#define T_GPOS ns_t_gpos
#define T_AAAA ns_t_aaaa
#define T_LOC ns_t_loc
#define T_NXT ns_t_nxt
#define T_EID ns_t_eid
#define T_NIMLOC ns_t_nimloc
#define T_SRV ns_t_srv
#define T_ATMA ns_t_atma
#define T_NAPTR ns_t_naptr
#define T_KX ns_t_kx
#define T_CERT ns_t_cert
#define T_A6 ns_t_a6
#define T_DNAME ns_t_dname
#define T_SINK ns_t_sink
#define T_OPT ns_t_opt
#define T_APL ns_t_apl
#define T_DS ns_t_ds
#define T_SSHFP ns_t_sshfp
#define T_RRSIG ns_t_rrsig
#define T_NSEC ns_t_nsec
#define T_DNSKEY ns_t_dnskey
#define T_TKEY ns_t_tkey
#define T_TSIG ns_t_tsig
#define T_IXFR ns_t_ixfr
#define T_AXFR ns_t_axfr
#define T_MAILB ns_t_mailb
#define T_MAILA ns_t_maila
#define T_ANY ns_t_any

#endif /* HAVE_ARPA_NAMESER_COMPAT_H */

#endif /* ARES_NAMESER_H */
